AV_COPY           597 libavutil/intreadwrite.h #   define AV_COPY16(d, s) AV_COPY(16, d, s)
AV_COPY           601 libavutil/intreadwrite.h #   define AV_COPY32(d, s) AV_COPY(32, d, s)
AV_COPY           605 libavutil/intreadwrite.h #   define AV_COPY64(d, s) AV_COPY(64, d, s)